• 12 – The Story Behind the Letters  • letters
• 14 - Son of Two Worlds • novella by Edmond Hamilton
• 65 - Space Chore • shortstory by Manly Wade Wellman
• 73 – Scientifacts  • essay
• 76 - Masters of Chance • shortstory by William Morrison
• 85 - Appointment in Space • shortstory by John Broome
• 91 - In the Ancient Way • shortstory by Harry Walton
• 102 – Time Table for Earth – essay by C. P. Mason
• 110 - Pettigrew Lives Again • shortstory by Don Tracy
• 118 – Looking Forward  • news
• 120 – The Reader Speaks  • letters

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